myflat.by.		30 IN SOA ns1.activeby.net. dns-admin.myflat.by. (
				2018100303 ; serial
				14400      ; refresh (4 hours)
				7200       ; retry (2 hours)
				2419200    ; expire (4 weeks)
				3600       ; minimum (1 hour)
				)

Name servers:
myflat.by.		30 IN NS ns1.activeby.net.
myflat.by.		30 IN NS ns2.activeby.net.